The Honeywell HPZC105 Hydronic Pro 5-Zone Valve Controller is a programmable thermostat designed for managing the heating and cooling systems in a home or building. This controller is specifically designed for hydronic heating systems with up to five zones, allowing for precise temperature control in each area. With the ability to program schedules and settings for each zone, this device offers convenience and energy efficiency. The Honeywell brand is well-known for its quality and reliability in the home improvement industry, making the HPZC105 a trusted choice for climate control systems.